Home / 255,095.60-382,816.20-166,132.40

Finding the Fourth Proportional to 255,095.60, 382,816.20 and 166,132.40

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Solution

The fourth proportional to 255,095.60, 382,816.20 and 166,132.40 is: 249,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,095.60 : 382,816.20 = 166,132.40 : x
  2. Step 2: Convert to fraction form
    255,095.60/382,816.20 = 166,132.40/x
  3. Step 3: Cross multiply
    255,095.60x = 382,816.20 × 166,132.40
  4. Step 4: Simplify right side
    255,095.60x = 63,598,174,064.88
  5. Step 5: Solve for x
    x = 63,598,174,064.88/255,095.60
  6. Step 6: Final answer
    x = 249,311.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.